TM 10-3610-202-14(b) Position the blackout buzzer circuitbreaker in the main power service box to on.(c) Using a suitable meter or test light,check for continuity at wire connections when blackoutwarning switch is activated.(2)Removal.Remove the blackout warningswitch as follows:(a) Position the blackout buzzer circuitbreaker in the main power service box to off.(b) Tag and disconnect the wires fromthe switch.(c) Remove the two screws that securethe switch to the switch housing and remove the switch.(3)Repair. Repair of the blackout warningswitch consists of replacement.(4)Installation. Install the blackout warningswitch as follows:(a) Position the replacement switch inthe switch housing and secure with two screws.(b) Connect the wires to the switch andremove the tags.(c) Swing the cover up into positionover the switch housing, tighten the nut and install andtighten the remaining three nuts, lockwashers and bolts.(d) Position the blackout buzzer circuitbreaker in the main power service box to on.(e) Depress blackout warning switchand assure that buzzer operates correctly.12-3/(12-4 blank)